Patent | Date |
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Light weight high temperature well cement compositions and methods Grant 6,488,763 - Brothers , et al. December 3, 2 | 2002-12-03 |
Light weight high temperature well cement compositions and methods App 20020050231 - Brothers, Lance E. ;   et al. | 2002-05-02 |
Light weight high temperature well cement compositions and methods Grant 6,143,069 - Brothers , et al. November 7, 2 | 2000-11-07 |
Light weight high temperature well cement compositions and methods Grant 5,900,053 - Brothers , et al. May 4, 1 | 1999-05-04 |
Cementing multi-lateral wells Grant 5,588,488 - Vijn , et al. December 31, 1 | 1996-12-31 |
Composition and method for cementing a well Grant 5,151,203 - Riley , et al. September 29, 1 | 1992-09-29 |
Foamed well cementing compositions and methods Grant 5,147,565 - Bour , et al. September 15, 1 | 1992-09-15 |
Foamed well cementing compositions and methods Grant 5,133,409 - Bour , et al. July 28, 1 | 1992-07-28 |
Chloride-free set accelerated cement compositions and methods Grant 5,127,955 - Fry , et al. July 7, 1 | 1992-07-07 |
Method of reducing fluid loss in cement compositions which may contain substantial salt concentrations Grant 4,703,801 - Fry , et al. November 3, 1 | 1987-11-03 |
Set delayed cement compositions and methods of using the same Grant 4,676,832 - Childs , et al. June 30, 1 | 1987-06-30 |
Method of reducing fluid loss in cement compositions which may contain substantial salt concentrations Grant 4,676,317 - Fry , et al. June 30, 1 | 1987-06-30 |
Set retarded cement compositions and well cementing methods Grant 4,582,139 - Childs , et al. April 15, 1 | 1986-04-15 |
Method of using thixotropic cements for combating gas migration problems Grant 4,524,828 - Sabins , et al. June 25, 1 | 1985-06-25 |
Light weight composition and a method of sealing a subterranean formation Grant 4,461,644 - Childs , et al. July 24, 1 | 1984-07-24 |
Well cementing process and gasified cements useful therein Grant 4,450,010 - Burkhalter , et al. May 22, 1 | 1984-05-22 |
Method of preparing a light weight cement composition from sea water Grant 4,450,009 - Childs , et al. May 22, 1 | 1984-05-22 |
Oil well cementing process Grant RE31,190 - Detroit , et al. March 29, 1 | 1983-03-29 |
Oil well cementing process Grant RE31,127 - Childs , et al. January 18, 1 | 1983-01-18 |
Well cementing process and gasified cements useful therein Grant 4,367,093 - Burkhalter , et al. January 4, 1 | 1983-01-04 |
Oil well cementing process Grant 4,047,567 - Childs , et al. September 13, 1 | 1977-09-13 |